SE9900692L - Sätt att med en SAR-radar detektera objekt som förändrar sig med tiden - Google Patents

Sätt att med en SAR-radar detektera objekt som förändrar sig med tiden

Info

Publication number
SE9900692L
SE9900692L SE9900692A SE9900692A SE9900692L SE 9900692 L SE9900692 L SE 9900692L SE 9900692 A SE9900692 A SE 9900692A SE 9900692 A SE9900692 A SE 9900692A SE 9900692 L SE9900692 L SE 9900692L
Authority
SE
Sweden
Prior art keywords
sar
image
sar radar
images
ground
Prior art date
Application number
SE9900692A
Other languages
Unknown language ( )
English (en)
Other versions
SE9900692D0 (sv
SE512532C2 (sv
Inventor
Lars Ulander
Original Assignee
Foersvarets Forskningsanstalt
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Foersvarets Forskningsanstalt filed Critical Foersvarets Forskningsanstalt
Priority to SE9900692A priority Critical patent/SE512532C2/sv
Publication of SE9900692D0 publication Critical patent/SE9900692D0/sv
Priority to PCT/SE2000/000231 priority patent/WO2000050921A1/en
Priority to EP00914398A priority patent/EP1159637B1/en
Priority to US09/926,075 priority patent/US6466156B1/en
Priority to DE60037654T priority patent/DE60037654T2/de
Publication of SE9900692L publication Critical patent/SE9900692L/sv
Publication of SE512532C2 publication Critical patent/SE512532C2/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
    • G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
    • G01S13/9021—SAR image post-processing techniques
    • G01S13/9029—SAR image post-processing techniques specially adapted for moving target detection within a single SAR image or within multiple SAR images taken at the same time
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
    • G01S13/90—Radar or analogous systems specially adapted for specific applications for mapping or imaging using synthetic aperture techniques, e.g. synthetic aperture radar [SAR] techniques
    • G01S13/9021—SAR image post-processing techniques
    • G01S13/9027—Pattern recognition for feature extraction

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
SE9900692A 1999-02-26 1999-02-26 Sätt att med en SAR-radar detektera objekt som förändrar sig med tiden SE512532C2 (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9900692A SE512532C2 (sv) 1999-02-26 1999-02-26 Sätt att med en SAR-radar detektera objekt som förändrar sig med tiden
PCT/SE2000/000231 WO2000050921A1 (en) 1999-02-26 2000-02-07 Method of detecting objects that change with time by means of a sar radar
EP00914398A EP1159637B1 (en) 1999-02-26 2000-02-07 Method of detecting objects that change with time by means of a sar radar
US09/926,075 US6466156B1 (en) 1999-02-26 2000-02-07 Method of detecting objects that change with time by means of a SAR radar
DE60037654T DE60037654T2 (de) 1999-02-26 2000-02-07 Verfahren zur erkennung von mobilen objekten die sich mit der zeit ändern unter verwendung eines sar-radars

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9900692A SE512532C2 (sv) 1999-02-26 1999-02-26 Sätt att med en SAR-radar detektera objekt som förändrar sig med tiden

Publications (3)

Publication Number Publication Date
SE9900692D0 SE9900692D0 (sv) 1999-02-26
SE9900692L true SE9900692L (sv) 2000-03-27
SE512532C2 SE512532C2 (sv) 2000-03-27

Family

ID=20414645

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9900692A SE512532C2 (sv) 1999-02-26 1999-02-26 Sätt att med en SAR-radar detektera objekt som förändrar sig med tiden

Country Status (5)

Country Link
US (1) US6466156B1 (sv)
EP (1) EP1159637B1 (sv)
DE (1) DE60037654T2 (sv)
SE (1) SE512532C2 (sv)
WO (1) WO2000050921A1 (sv)

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US6700527B1 (en) * 2000-11-15 2004-03-02 Harris Corporation Coherent two-dimensional image formation by passive synthetic aperture collection and processing of multi-frequency radio signals scattered by cultural features of terrestrial region
DE60139888D1 (de) * 2000-11-15 2009-10-22 Harris Corp Bilderzeugung durch passive sammlung und bearbeitung von gestreuten rf- signalen
DE102006022814A1 (de) 2006-05-13 2007-11-15 Deutsches Zentrum für Luft- und Raumfahrt e.V. Hochauflösendes Synthetik-Apertur-Seitenansicht-Radarsystem mittels Digital Beamforming
JP5134792B2 (ja) * 2006-08-01 2013-01-30 株式会社パスコ 地図情報更新支援装置、地図情報更新支援方法及び地図情報更新支援プログラム
US7705768B2 (en) * 2007-05-07 2010-04-27 Pasco Corporation Radar image processor and method of radar image processing
US8134489B2 (en) * 2008-07-14 2012-03-13 The Boeing Company System and method for bistatic change detection for perimeter monitoring
EP2192546A1 (en) * 2008-12-01 2010-06-02 Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNO Method for recognizing objects in a set of images recorded by one or more cameras
JP4555884B1 (ja) * 2009-05-29 2010-10-06 株式会社パスコ 可動型情報収集装置
US8405540B2 (en) * 2010-04-02 2013-03-26 Mitsubishi Electric Research Laboratories, Inc. Method for detecting small targets in radar images using needle based hypotheses verification
US8692704B1 (en) * 2011-09-23 2014-04-08 Sandia Corporation Registering coherent change detection products associated with large image sets and long capture intervals
US8890745B2 (en) * 2011-10-27 2014-11-18 Raytheon Company RF gun barrel detection system
JP2015094657A (ja) * 2013-11-12 2015-05-18 三菱電機株式会社 合成開口レーダ信号処理装置
US10254399B1 (en) * 2015-12-02 2019-04-09 National Technology & Engineering Solutions Of Sandia, Llc Small mover target detection in synthetic aperture radar imagery
JP2017166949A (ja) * 2016-03-16 2017-09-21 国立研究開発法人防災科学技術研究所 地形変動判定方法及び地形変動判定システム
SE542655C2 (sv) * 2018-03-09 2020-06-23 Saab Ab Methods, computer programs, radar systems, antenna systems and flying platforms for detecting a horizontally buried linear object
US11391817B2 (en) 2018-05-11 2022-07-19 Qualcomm Incorporated Radio frequency (RF) object detection using radar and machine learning
US11391819B2 (en) * 2018-07-18 2022-07-19 Qualcomm Incorporate Object verification using radar images
CN109407087B (zh) * 2018-12-10 2023-05-09 北京电子工程总体研究所 一种目标特征矢量图匹配方法及系统
CN110488289B (zh) * 2019-08-21 2022-07-15 苏州兴钊防务研究院有限公司 基于重叠子孔径的光电协同合成孔径雷达成像处理方法
CN111832635B (zh) * 2020-06-28 2023-12-05 北方工业大学 地基sar图像与激光点云地形数据的匹配方法及装置
CN113848549B (zh) * 2021-09-15 2023-06-23 电子科技大学 一种基于合成孔径技术的辐射源定位方法
CN115932823B (zh) * 2023-01-09 2023-05-12 中国人民解放军国防科技大学 基于异源区域特征匹配的飞行器对地面目标定位方法

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SE456117B (sv) 1984-11-28 1988-09-05 Hans Hellsten Sett for radaravbildning av ett omrade, inkluderande avbildning av strukturer som er dolda av dielektriska skikt samt radaranleggning for genomforande av settet
US4965582A (en) 1984-11-24 1990-10-23 Hellsten Hans O Method for radar mapping an area and a radar equipment to carry out the method
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EP0634669B1 (de) * 1993-07-15 1997-09-24 Daimler-Benz Aerospace Aktiengesellschaft Verfahren zur Klassifikation eines Gegenstandes und Verwendung des Verfahrens
DE4423899C1 (de) * 1994-07-08 1995-11-02 Deutsche Forsch Luft Raumfahrt Verfahren zur Detektion, Lokalisierung und Geschwindigkeitsbestimmung von Bewegtzielen aus Radar-Rohdaten eines von einem Träger mitgeführten, kohärenten, ein- oder mehrkanaligen Abbildungssystems
SE517768C2 (sv) 1995-09-21 2002-07-16 Totalfoersvarets Forskningsins Ett SAR-radar system
JP2757845B2 (ja) * 1995-12-26 1998-05-25 日本電気株式会社 合成開口レーダ装置
USH1720H (en) * 1997-03-31 1998-04-07 Chen; Victor C. Time frequency processor for radar imaging of moving targets
WO1998045726A1 (de) * 1997-04-09 1998-10-15 Daimler-Benz Aerospace Ag Verfahren zur überwachung der erdoberfläche
DE19723685C1 (de) * 1997-06-05 1999-04-08 Deutsch Zentr Luft & Raumfahrt Verfahren zur Erzeugung einer im Mikrowellenbereich stattfindenden Abbildung bewegter Objekte mittels Inversen-Synthetik-Apertur-Radars
SE9702331L (sv) * 1997-06-18 1998-07-27 Foersvarets Forskningsanstalt Sätt att framställa en tredimensionell bild av ett markområde med hjälp av en SAR-radar
US5959566A (en) * 1998-03-27 1999-09-28 Lockheed Martin Corporation Method and system for detecting moving objects using a synthetic aperture radar system

Also Published As

Publication number Publication date
WO2000050921A1 (en) 2000-08-31
SE9900692D0 (sv) 1999-02-26
EP1159637A1 (en) 2001-12-05
SE512532C2 (sv) 2000-03-27
EP1159637B1 (en) 2008-01-02
US6466156B1 (en) 2002-10-15
DE60037654T2 (de) 2009-01-08
DE60037654D1 (de) 2008-02-14

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